Management Information Systems
Critical path of the PERT chart is:

None of these
both of the above
path which takes the longest time to complete the project
path which takes the shortest time to complete the project
the shortest path

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Management Information Systems
Which of the following is not tree about expert systems?

Expert systems are collections of human knowledge
export systems are usually designed to run on small general-purpose computers
None of these
Export systems are expensive to design.
Maintenance support may be difficult to obtain for an expert system.

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